Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 4 22.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/02/2022   18:55:57   ( -77.59,  58.49) 05/02/2022   18:54:42  ( -77.59,  58.37)    2.95                75
 05/02/2022   19:46:43   (  77.61,-134.30) 05/02/2022   19:45:38  (  77.59,-134.39)    3.28                65
 05/02/2022   20:37:29   ( -77.61,  32.99) 05/02/2022   20:36:41  ( -77.63,  33.07)    2.85                48
 05/02/2022   21:28:15   (  77.63,-159.80) 05/02/2022   21:27:37  (  77.62,-159.68)    2.79                38
 05/02/2022   22:19:01   ( -77.64,   7.49) 05/02/2022   22:18:41  ( -77.63,   7.57)    1.98                20
 05/02/2022   23:09:46   (  77.62, 174.90) 05/02/2022   23:09:37  (  77.62, 174.82)    2.29                 9
 05/03/2022   00:00:32   ( -77.62, -17.81) 05/03/2022   00:00:41  ( -77.63, -17.93)    3.14                 9
 05/03/2022   00:51:18   (  77.64, 149.40) 05/03/2022   00:51:37  (  77.62, 149.32)    2.78                19
 05/03/2022   01:42:04   ( -77.64, -43.30) 05/03/2022   01:42:40  ( -77.67, -43.23)    3.12                36
 05/03/2022   02:32:50   (  77.67, 123.90) 05/03/2022   02:33:36  (  77.66, 124.02)    2.88                46
 05/03/2022   03:23:36   ( -77.67, -68.80) 05/03/2022   03:24:40  ( -77.67, -68.73)    1.82                64
 05/03/2022   04:14:21   (  77.65,  98.60) 05/03/2022   04:15:36  (  77.66,  98.52)    2.39                75